think. 16 presidents have had to do what president obama will do on monday. Deliver that second inaugural address. Of course, the first to do so was george washington. His was the shortest inaugural speech. Just 135 words. Here, a copy of that speech historians believe likely in his secretary handwriting. He said that day, I'm again called upon by the voice of my country. Abraham lincoln, a sea of mud on pennsylvania avenue after weeks of rain, thousands of spectators standing in it all. The moment reenacted in "lincoln." Charity for all. Reporter: It was during lincoln's second inauguration african-americans were first invited to participate in the parade. Little more than a month later, he was assassinated. And for women it wasn't until woodrow wilson's inaugural they were invited to be part of the parade. One mother pushing her turn of the century stroller as they walked into history. Two years later, women would begin to vote. Fdr's second inaugural, the wettest on record. But listen to this. He insisted on riding in an open car. I harry s. Truman do solemnly swear. You will faithfully execute the office of president of the united states. Reporter: A tv first for harry truman, january 1949. Americans could finally watch the inauguration on television. These were the preps more than 50 years ago for dwight eisenhower, giant platforms for a mere 12,000 invited guests. There were four inaugural balls awaiting them. Lyndon johnson made history, after one of the darkest days in america, the first president to ride to his inaugural in a bulletproof limo after the assassination of jfk. Bill clinton ushering more than just a second term. The first to be carried on that thing called the internet. On monday, president obama with the first lady by his side again, after already making history four years ago. In front of 2 million spectators. Our special report on the

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